It can be difficult to start limiting your child's screen time, especially if your child already has a TV in his or her bedroom or your family eats dinner in front of the TV.
限制孩子的电视时间一开始确实很难，尤其是在他或者她的卧室里有电视又或者一家人在吃饭的时候看电视。
The most crucial is, base material still should accord with environmental protection requirement, especially adhesive, the harmful gas that they release will perplex your bedroom for a long time.
最要害的一点是，基材还应符合环保要求，尤其是胶粘剂等，它们释放的有害气体将长期困扰你的居室。
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